OTAC Spark

OTAC Spark, formerly known as Group Ex, is dedicated to those who love group fitness and spinning. Spark will include Les Mills Programs, including a NEW 30-minute core training class called CXWORX, SH’BAM, and our signature classes that you have grown to love, plus Spin with a projection screen and heart rate monitoring capabilities! Choose from 55 classes weekly.

OTAC Spark provides a contagious energy, plus a dynamic support network of friends and fellow exercisers. Group Fitness classes are about a lot more than just physical health. Working out should be fulfilling and life affirming—not something to dread! Try an OTAC Spark class today, and meet people who look forward to your company!

View our schedule of classes and sign up online.


Our Membership Options



Looking for a group fitness workout for one day? Purchase your drop-in pass here.

Best Deal



Membership also includes access to:

☑ OTAC Iron: Gym

☑ OTAC Kids Club



Membership also includes access to:

☑ OTAC Iron: Gym

☑ OTAC Kids Club

Classes Offered

Body Tone

The optimal mix of strength, cardio and core training.

Body Pump

The full-body weights workout, Body Pump is for anyone looking to get lean, toned and fit- fast.

Body Flow

A yoga-based class that will improve your mind, your body and your life. Strengthen your entire body and leave feeling calm and centered.


Journey through mountain climbs, rolling hills, flats and sprints for an awesome simulated outdoor ride. Watch your progress on our projection screen and monitor your heart rate!


Exercise muscles around the core of your body. CXWORX provides the vital ingredient for a strong, leaner body.

Body Attack

A high-energy fitness class with moves that cater for total beginners to total addicts. We combine athletic movements like running, lunging and jumping with strength exercises such as push-ups and squats.


A challenging, motivating and fun cardiovascular class utilizing the step. This class is designed to increase endurance and enhance your daily performance. Intermediate to advance participants suggested.


This Latin Inspired Dance Fitness craze will leave you believing that YOU CAN DANCE! Learn a variety of rhythms, put them together with fantastic and uplifting music for a super fun workout. Great instructors will guide you every step of the way. All levels welcome.